Using the calculator
Enter the values requested above. Calculate absolute change and percentage increase or decrease between two values.
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Percentage Change Calculator
Calculate absolute change and percentage increase or decrease between two values.
Enter the values for the problem
Enter the numbers, equation values, scores, or dimensions requested by the percentage change tool. Review the supporting outputs to check the result and understand the relationship between the values.
Important: Use the inputs that match your situation. Results are estimates based on the values and assumptions entered.
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How to use this calculator
Reading the result
The result shows the size of the change relative to the starting value and identifies whether the change is an increase or decrease.
How it is calculated
Percentage change is the difference between the new and original value divided by the original value, multiplied by 100. The sign of the result indicates an increase or decrease.
Results are estimates based on the values entered. Review the Methodology and Calculator Disclaimer for important limitations.